Shimano DURA-ACE 9100 11 Speed Cassette

Using a carbon fiber and alloy spider and five titanium sprockets, the DURA-ACE R9100 cassette provides accurate shifting and light weight to the most discerning road cyclists on the planet.

• CFRP & Alloy spider arm, 5 titanium sprockets
• Wider gear combination: 11-28T/11-30T (new gear combination)
• Rider tuned gearing
• Lightweight